---
title: "setSourceFeatureChannelMaxCount(_:at:)"
framework: metalperformanceshaders
role: symbol
role_heading: Instance Method
path: "metalperformanceshaders/mpscnnmultiarykernel/setsourcefeaturechannelmaxcount(_:at:)"
---

# setSourceFeatureChannelMaxCount(_:at:)

## Declaration

```swift
func setSourceFeatureChannelMaxCount(_ count: Int, at index: Int)
```